<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <ul class="list">
    <li></li>
  </ul>
  <script>
    var oList = document.querySelector(".list");
    var oLi = document.querySelector("li");
    oList.removeChild(oLi);
  </script>
</body>
</html>